Agmt21 Bear Electrical Solutions, Inc.

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to hand -hole. The bolt shall be installed on the outside of the shaft near the baseplate where it is to be covered by the bolt cover. The shaft of the standard shall be drilled for no larger that a 1/4 inch hole near the baseplate to provide passage for the bonding conductor. 2.11 SERVICE PEDESTALS A. Type III CF service equipment enclosures shall be fabricated from aluminum and shall conform to the fabrication requirements in Section 87-1.03L "Utility Service" of the State Standard Specifications except as follows: 1. All exterior seams for enclosure and doors shall be continuously welded by the gas tungsten arc (TIG) process. 2. Sealing of the anodic coating shall be in a five (5) percent aqueous solution of nickel acetate (PH 5.0 to 6.5) for 15 minutes at 210°F. B. The anchor bolts for Type III CF service equipment cabinets shall be 5/8 inch diameter, minimum. C. One (1) each Type III CF service equipment cabinets shall have one 200 -amp meter socket. See the construction plans for wiring schematic. D. Cabinets shall be prime coated and finished in accordance with Section 91-2 "Painting for Metal". A graffiti coating acceptable to the City shall then be applied. E. Circuit breakers used as service disconnect equipment shall have a minimum interrupting capacity of 42,000 amperes, RMS, for 120/240 -volt services and 30,000 amperes, RMS, for 480 -volt services. F. Minimum amperage for sub -circuit breakers shall be as shown on plans. G. Circuit breakers shall be mounted on non -energized clips. All circuit breakers shall be mounted vertically with the up position of the handle being the "ON" position. H. Dead front panel or panels, and corresponding exterior door, shall be hinged on one side and shall be able to open without the use of tools. 2.12 HEAT SHRINK TUBING A. Heat shrink tubing shall be dual wall, irradiated polyefin tubing containing an adhesive inner wall. When heated, the inner wall shall melt and fill all crevices and interstices of the object being covered while the outer wall shrinks. Each end of the heat shrink tube or the open end of the open end of the end clamp of heat shrink material shall, after contraction, overlap the conductor insulation at least 1-1/2 inches. B. All heat shrink tubing shall also meet the following requirements: 1. Shrinkage Ratio: 33 percent, maximum, of supplied diameter when heated to 125°C. and allowed to cool to 25°C. 2. Dielectric Strength: 350 kilovolts per inch, minimum. 3. Resistivity: 1014 ohms per centimeter, minimum. 4. Tensile Strength: 2,500 lbs. per square inch, minimum. 5. Operating Temperature: -5 °C. to 135°C. 6. Water Absorption: 0.5 percent, maximum. REV: 12-21-2020 PR ATTY/AGR.2020.306/Bear Electrical Solutions (Page 25 of 35)